ELKHART LAKE, Wisc. - August 19 - More than 60 Porsche race cars - including the
Porsche RS Spyder, Porsche 911 GT3 Cup, the Porsche 911 GT3 RSR, and the Porsche 911
turbo - running in five different classes, are racing this weekend at the Generac 500 at
Road America.

The SPEED World Challenge features the Porsche 911 GT3 Cup and 911 Turbo, while the
Porsche RS Spyder (LMP2) and the Porsche 911 GT3 RSR (GT2) are in the American Le
Mans Series race, and the 911 GT3 Cup is the car in the IMSA GT3 Challenge.